<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body></body>
  <script>
    function Person() {
      this.name = "小名";
    }
    let obj = {
      name: "obj",
    };
  
    function Car() {}
    let p = new Car();
    p.__proto__ = Person.prototype
    console.log(p);
  </script>
</html>
